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3-Bromo-4-chlorobenzoyl chloride

Also known as: Benzoyl chloride, 3-bromo-4-chloro-, 3-Bromo-4-chlorobenzoyl chloride, 3-Bromo-4-chloro-benzoyl chloride

3-Bromo-4-chlorobenzoyl chloride (CAS 21900-34-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H3BrCl2O and a molecular weight of 253.90800 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21900-34-5
Jingsj CID
J-1084587-1
Molecular Formula
C7H3BrCl2O
Molecular Weight
253.90800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass251.87400
PSA17.07000
LogP3.48150

Customs & Trade Information

HS Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Bromo-4-chlorobenzoyl chloride?

The CAS number of 3-Bromo-4-chlorobenzoyl chloride is 21900-34-5.

What are the molecular formula and molecular weight of 3-Bromo-4-chlorobenzoyl chloride?

3-Bromo-4-chlorobenzoyl chloride has molecular formula C7H3BrCl2O and molecular weight 253.90800 g/mol.

What are the upstream and downstream products of 3-Bromo-4-chlorobenzoyl chloride?

For 3-Bromo-4-chlorobenzoyl chloride, Upstream Products: 3-Bromo-4-chlorobenzoic acid, 3-Amino-4-chlorobenzoic acid, 3-Bromo-4-chlorotoluene; Downstream Products: 3-Bromo-4-chlorobenzylamine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-Bromo-4-chlorobenzoyl chloride (CAS 21900-34-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084587-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.